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Time Division Multiplexing patents



      
           
This page is updated frequently with new Time Division Multiplexing-related patent applications. Subscribe to the Time Division Multiplexing RSS feed to automatically get the update: related Time RSS feeds. RSS updates for this page: Time Division Multiplexing RSS RSS


Transport of multiple asynchronous data streams using higher order modulation

In-device coexistence of multiple wireless communication technologies

Date/App# patent app List of recent Time Division Multiplexing-related patents
08/07/14
20140223114
 Buffer for managing data samples in a read channel patent thumbnailBuffer for managing data samples in a read channel
The disclosure is directed to a system for managing data samples utilizing a time division multiplexing controller to allocate time slots for accessing a sample memory according to one or more modes of operation. The time division multiplexing controller is configured to allocate slots for concurrent access by a sample controller, a plurality of detectors, and a noise predictive calibrator when a normal mode is enabled.
08/07/14
20140219655
 Transport of multiple asynchronous data streams using higher order modulation patent thumbnailTransport of multiple asynchronous data streams using higher order modulation
Aspects of the invention provide transmitters and receivers for managing multiple optical signals. High order modulation, such as phase and/or amplitude modulation, is used to achieve multiple bits per symbol by transporting multiple asynchronous data streams in an optical transport system.
07/31/14
20140211766
 In-device coexistence of multiple wireless communication technologies patent thumbnailIn-device coexistence of multiple wireless communication technologies
In a method of operating a device configured to communicate according to at least a first communication protocol and a second communication protocol, a time division multiplexing (tdm) pattern is obtained. The tdm pattern is defined for communication according to the first communication protocol is obtained.
07/24/14
20140204922
 Method for transmitting uplink signals from a user equipment to a base station in a wireless communication system and method for the same patent thumbnailMethod for transmitting uplink signals from a user equipment to a base station in a wireless communication system and method for the same
A method for transmitting uplink signals from a user equipment to a base station in a time division multiplexing wireless communication system is disclosed. The method comprises the steps of transmitting a first uplink signal on an uplink subframe or a special subframe that precedes the uplink subframe, by preceding a first timing advance value at a reference time; and transmitting a second uplink signal on the uplink subframe by preceding a second timing advance value at the reference time, wherein the first timing advance value is greater than the second timing advance value, and the first uplink signal is transmitted for an uplink pilot time slot (uppts) period of the special subframe if a difference value between the first timing advance value and the second timing advance value is greater than a preset value..
07/10/14
20140192171
 Method for displaying three-dimensional integral images using mask and time division multiplexing patent thumbnailMethod for displaying three-dimensional integral images using mask and time division multiplexing
A method for displaying three-dimensional integral images using a mask and a time division multiplexing which is configured in such a way that a three-dimensional image is displaced in a space as an element image obtained from a three-dimensional object is passed through a lenslet and a mask, the mask consisting of a blocking region through which an element image does not pass and a transmission region through which an element image passes, for thereby displaying three-dimensional images. The present invention is advantageous to play back a three-dimensional image the resolutions of which are enhanced in a depth-based integral imaging method using a time division display of an element image and a masked image..
07/03/14
20140185364
 Methods and apparatus for designing and constructing multi-port memory circuits patent thumbnailMethods and apparatus for designing and constructing multi-port memory circuits
Static random access memory (sram) circuits are used in most digital integrated circuits to store data. To handle multiple memory users, an efficient dual port six transistor (6t) sram memory cell is proposed.
06/12/14
20140164838
 At-speed test access port operations patent thumbnailAt-speed test access port operations
This disclosure describes different ways to improve the operation of a device's 1149.1 tap to where the tap can perform at-speed update & capture, shift & capture and back to back capture & shift operations. In a first embodiment of the disclosure the at-speed operations are achieved by time division multiplexing cmd signals onto the tms input to the tap.
06/12/14
20140160986
 System for wireless mesh network communication patent thumbnailSystem for wireless mesh network communication
A general wireless mesh network of communication devices with packet message transmission, especially for telemetry and automation, includes at least a single control communication device and a set of slave communication devices. The control communication device searches in the network and assigns a virtual routing number to each slave communication device.
05/29/14
20140146777
 Method and apparatus for power control of sounding reference signal (srs) transmission patent thumbnailMethod and apparatus for power control of sounding reference signal (srs) transmission
Methods and apparatus for sounding reference signal (srs) power control for a wireless transmitter/receiver unit (wtru) are disclosed. These methods and apparatus include methods and apparatus for carrier-specific and carrier-common srs power control in wtrus that utilize carrier aggregation techniques.
05/15/14
20140133520
 Network management system for frequency hopped tactical radios patent thumbnailNetwork management system for frequency hopped tactical radios
The present invention uses pseudorandom sequence to develop a strategy for the parallel communication of frequency hopped tactical radios. For this purpose, both time division multiplexing and frequency division multiplexing are used..
05/15/14
20140132744
Image/information display system and method based on temporal psycho-visual modulation
An image/information display system and method based on temporal psychovisual modulation in the technical field of image/video processing and electro-optical display. The system includes a high speed display device and an auxiliary viewing device cooperating with each other and interacting with a human visual system.
04/24/14
20140112315
Radio communication device, method for controlling radio communication, and radio communication system
A radio communication device includes: a receiver configured to receive a radio signal; and a processor coupled to the receiver, configured to switch between a first communication mode and a second communication mode in accordance with scheduling of allocation of a time slot to another radio communication device based on the radio signal, communication between the radio communication device and the another radio communication device being executed using time division multiplexing in the first communication mode, and communication between the radio communication device and the another radio communication device being executed using a competitive access method in the second communication mode.. .
04/17/14
20140105604
Data transmission coordination over digital subscriber lines
An optical management node comprising a memory comprising instructions, a processor coupled to the memory and configured execute the instructions, wherein executing the instructions causes the processor to schedule data transmissions across an electrical network between a plurality of user terminals and an optoelectrical interface by using time division multiplexing or time division multiple access based on optimization of crosstalk performance of electrical lines of the electrical network, and a transmitter coupled to the processor and configured to transmit schedule information to the optoelectrical interface via an optical network. Also disclosed is a method implemented in a management node comprising scheduling data transmissions with a plurality of user terminals across a digital subscriber line (dsl) network using time division scheduling based on optimization of crosstalk performance of dsl lines of the dsl network, and transmitting schedule information to the user terminals via an optical network..
03/20/14
20140077965
Signal transmission system
Systems and methods of signal transmission and measuring for sensors employing a transmission medium are provided. In one embodiment, a method may comprise measuring a first monitored condition to generate a first monitored condition signal; converting the first monitored condition signal to a first frequency modulated signal having a first frequency; generating a second frequency modulated signal having a reference frequency; transmitting the first frequency modulated signal and the second frequency modulated signal using time division multiplexing; and wherein a first ratio of the first frequency and the reference frequency is associated with the first pressure..
03/13/14
20140071953
Forward link frame generation in a machine-to-machine (m2m) wireless wide area network (wan)
Methods, systems, and devices are described for managing wireless communications in a machine-to-machine (m2m) wireless wide area network (wan). A physical layer frame is generated.
03/06/14
20140061472
Multi-band readout integrated circuits and related methods
Readout integrated circuits (roics) for multi-band imagers, and related methods, are described. The roics may include multiple channels associated with the detectors of a photodetector array, with the different channels corresponding to different wavelength bands detected by the detectors.
02/27/14
20140056288
Bluetooth® and wireless lan coexistence
A method and system for bluetooth® and wireless lan coexistence may include controlling wireless local area network (wlan) communication and bluetooth® communication in a coexistence system that handles at least a wlan communication protocol and a bluetooth® communication protocol based on time division multiplexing (tdm) and adaptive frequency hopping (afh). Switching may occur between the wlan communication and the bluetooth® communication based on the tdm and the afh.
02/20/14
20140050207
Combined simulcasting and dedicated services in a wireless communication system
An efficient method for providing both dedicated and simulcast services over a common wireless infrastructure is described. The services can be available to a single terminal as well as to a multiplicity of terminals simultaneously.
02/20/14
20140048709
Position identification system and method and system and method for gesture identification thereof
The present invention relates to a position identification system and a method for gesture identification thereof. The method for gesture identification does not use the conventional digital image capture method, instead, the method uses ir detection.
02/06/14
20140036882
Method and system of handling in-device coexistence in various wireless network technologies
A method and system for handling in-device co-existence in wireless network technologies is disclosed. The method provides time division multiplexing and power domain based solutions for in device co-existence.
02/06/14
20140036705
Method and device for data traffic distribution
The present invention provides a method and a device for data traffic distribution. The method includes: measuring, by a mobile wireless interconnection wifi device, signal strength of a wifi network; and switching, by the mobile wifi device, data traffic between a cellular wireless communication network and the wifi network according to the signal strength of the wifi network, where, when the data traffic is transmitted over the wifi network, the mobile wifi device, by means of time division multiplexing, serves as an access point ap and a station sta respectively to route the data traffic between stas having an internet access demand and aps capable of providing an internet access service.
01/23/14
20140023368
Method and apparatus for stabilization of optical transmitter
A dp-qpsk optical transmitter includes an outer mzm comprising a first parent mzm comprising a first child mzm and a second child mzm that modulates a qpsk signal with a first polarization. A second parent mzm includes a first child mzm and a second child mzm that modulates a qpsk signal with a second polarization.
01/09/14
20140010219
Systems and methods for channel scanning for multirole device
Systems and methods for channel scanning for multirole device are disclosed. One implementation relates to a method for servicing functions by a multirole device.
12/26/13
20130343355
Semi-persistent scheduling grants in heterogeneous networks
Time division multiplexing (tdm) partitioning is one of the inter-cell interference coordination (icic) mechanisms considered for a heterogeneous network (hetnet) icic in a co-channel deployment. For example, in subframes that are pre-allocated to an evolved node b (enb), neighbor enbs may not transmit, hence interference experienced by served user equipments (ues) may be reduced.
12/26/13
20130343351
Apparatus and method for time-division multiplexing of dedicated channel
Disclosed are apparatus and method for time division multiplexing of a dedicated channel. In one aspect, the apparatus and method are configured to assign a common spreading code to two or more user equipments (ues); encode a downlink (dl) dedicated channel (dch) with the common spreading code; time-division multiplex a dedicated physical data channel (dpdch) data for each of the two or more ues on the encoded dl dch; and transmit the multiplexed data on the dl dch to the ues..
12/19/13
20130336299
Retransmission method for dynamic subframe setting in wireless communication system and apparatus for same
Disclosed is a method for allowing a terminal to transmit and receive signals to and/from a base station in a wireless communication system using a time division multiplexing method. Specifically, the method comprises the steps of: receiving a request signal for resetting into a second uplink/downlink setting while transmitting and receiving a signal according to a first uplink/downlink setting; terminating an uplink retransmission process associated with a specific uplink subframe when the use of the specific uplink subframe is changed into a downlink subframe according to the second uplink/downlink setting; and applying the second uplink/downlink setting at a specific time point to transmit and receive signals..
12/12/13
20130329710
Pilot arrangement method in mobile radio communication system and transmitter/receiver adopting same
A mobile communication system in which a working frequency band is divided into a plurality of predetermined frequency bands, and time division multiplexing is performed, the mobile communication system includes a base station to insert a known pilot symbol into the plurality of predetermined frequency bands at a predetermined reference interval, and to insert to arrange the known pilot symbol into at least one of the plurality of predetermined bands at a smaller interval than the predetermined reference interval, wherein a frequency band in which the known pilot symbol is inserted at a smaller interval than the predetermined reference interval is to be set cyclically in time; and a mobile terminal to receive the known pilot symbol transmitted from the base station.. .
12/05/13
20130322317
Method, device and terminal equipment for reducing interference among communication modules in terminal equipment
A method, device and terminal equipment for reducing interference among communication modules in the terminal equipment are provided in the present invention. Wherein, said communication modules comprise communication system modules in the terminal equipment and coexistence system modules coexisting with said communication system modules.
11/14/13
20130301534
Mimo based network coding network
A wireless communication system includes an intermediate node, a first node and a second node. A apparatus for implementing mimo based network coding, comprises the first node transmitting first data to the intermediate node, and the second node transmitting second data to the intermediate node.
11/07/13
20130294412
Method for avoiding in-device coexistence interference in wireless communication terminal, terminal and enodeb
The present invention provides a method, terminal and base station for avoiding device coexistence interference of a wireless communication terminal. The wireless communication terminal includes a long term evolution (lte)/long term evolution advanced (lte-a) communication module and a coexistence communication module.
10/31/13
20130290920
Design and analysis of digital circuits with time division multiplexing
Methods and apparatuses to design and analyze digital circuits with time division multiplexing. In one embodiment, the method for designing a digital circuit comprises determining signal timing for a portion of the digital circuit, and automatically replacing nets for a plurality of connections in the digital circuit with a time division multiplexing (tdm) channel in response to a determining of routing congestion..
10/31/13
20130286934
Satellite communication system employing a combination of time division multiplexing and non-orthogonal pseudorandom noise codes and time slots
An improved satellite communication system is provided comprising at least one satellite wherein each satellite provides multiple beams, a plurality of uts, and at least one gateway connected to a pstn and communicating with said at least one ut or with a constellation, wherein each of the uts within a given frequency band is distinguished from another of the uts employing a combination of tdm and nopn codes and time slots.. .
10/24/13
20130279510
Architecture for routing data of a customer network over provider's network in provider backbone bridges
Embodiments of the disclosure are related to routing or switching data of a customer network over a provider's network in provider backbone bridge (pbb) to another customer network such that the traffic in the communication channel between the two customer networks is reduced and thus prevents packet loss. The architecture model for routing or switching data of a customer network over a provider's network is a b-component bridge used in backbone networks which performs Σn1 data path protection to prevent packet loss, data aggregation for load sharing, tdm (time division multiplexing) to ethernet circuit emulation..
10/10/13
20130265994
Information feedback method and device for uplink closed loop transmission diversity
The present disclosure discloses an information feedback method for uplink closed loop transmission diversity, which includes: a base station allocates each fractional dedicated physical channel (f-dpch) to at least one user; and the base station takes at least one f-dpch as a feedback channel and arranges information of different users in each said f-dpch by time division multiplexing, wherein information of at least one user in the f-dpch includes feedback information of the uplink closed loop transmission diversity and an uplink transmission power control (tpc) command. The present disclosure further discloses an information feedback device for uplink closed loop transmission diversity.
10/10/13
20130265934
Relay control channel search space configuration
A method, apparatus, and computer-readable medium are provided for implementing a control channel on a backhaul link of a relay system. The method can include, for example, hybrid time division multiplexing and frequency division multiplexing a relay-physical downlink control channel and relay-physical downlink shared channel of a backhaul link for a relay node as a hybrid multiplexed set of symbols.
10/10/13
20130265913
Framing for an adaptive modulation communication system
A system and method for mapping a combined frequency division duplexing (fdd) time division multiplexing (tdm)/time division multiple access (tdma) downlink subframe for use with half-duplex and full-duplex terminals in a communication system. Embodiments of the downlink subframe vary forward error correction (fec) types for a given modulation scheme as well as support the implementation of a smart antenna at a base station in the communication system.
09/19/13
20130242957
Method for achieving backward compatibility in large bandwidth wireless network, and access point
The present disclosure discloses a method for achieving backward compatibility in a large bandwidth wireless network and an access point (ap) for solving the technical problem of compatibility between a more effective channelization solution and a plurality of existing channelization solutions. The technical solution of the disclosure is implemented on the basis of time division multiplexing and frequency division multiplexing, and under the time division multiplexing mode, the ap sends/receives wireless frames on channels belonging to a first and a second channelization set respectively and alternately in terms of time according to a communication protocol; and under the frequency division multiplexing mode, the ap independently configures time window parameters and the corresponding main and/or secondary channel parameters on the channels which belong to the first and second channelization sets and are non-overlapped in the frequency domain, and sends/receives the wireless frames.
08/29/13
20130223239
Irat measurement method when in td-scdma connected mode
When a user equipment (ue) is operating in connected mode in a time division-synchronous code division multiple access (td-scdma) network all time slots may be allocated to communications, leaving insufficient time for the ue to perform measurement of neighboring radio access technologies (rats). When the ue moves out of td-scdma coverage, it may report to the base station and receive an instruction to switch into time division multiplexing (tdm) mode and to perform inter-rat measurement while in tdm mode..
08/08/13
20130201959
Method and apparatus for make-before-break handover in a td-scdma system
A system and method enable make-before-break handover from a source cell to a target cell in a td-scdma system. According to various aspects of the present disclosure, a wireless link is established with the target cell while maintaining the call with the source cell.
07/18/13
20130182692
Method and user equipment for transmitting feedback information
A method for transmitting feedback information and a user equipment are disclosed in the present document, wherein, one method includes: a user equipment (ue) performing time domain extension on feedback information within one subframe; and mapping respectively data which go through the time domain extension and demodulation reference signals corresponding to the data which go through the time domain extension to multiple uplink single carrier-frequency division multiple access (sc-fdma) symbols within the subframe, and transmitting the data which go through the time domain extension and the demodulation reference signals corresponding to the data which go through the time domain extension in the same frequency domain position in a way of time division multiplexing; wherein, each uplink sc-fdma symbol occupies n successive physical resource blocks in the frequency domain, and n is a positive integer.. .
07/11/13
20130177043
Bluetooth® and wireless lan coexistence
A method and system for bluetooth® and wireless lan coexistence may include controlling wireless local area network (wlan) communication and bluetooth® communication in a coexistence system that handles at least a wlan communication protocol and a bluetooth® communication protocol based on time division multiplexing (tdm) and adaptive frequency hopping (afh). Switching may occur between the wlan communication and the bluetooth® communication based on the tdm and the afh.
07/04/13
20130170834
Hybrid passive optical network system
Provided is a hybrid passive optical network (pon) system. The hybrid pon system of wavelength division multiplexing (wdm)/time division multiplexing (tdm) may include an optical line terminal (olt) and an optical network unit (onu).
06/13/13
20130148636
Wireless electronic device with antenna switching circuitry
A wireless electronic device may include antennas formed at different locations on the device. The wireless electronic device may include transceivers that are used to wirelessly communicate in different frequency bands by transmitting and receiving radio-frequency signals in the frequency bands.
04/04/13
20130083718
System and method for spatial multiplexing-based ofdm broadcast/multicast transmission
A method of ofdm transmission/reception comprising: transmitting broadcast/multicast signals on a first antenna and unicast signals on a second antenna; segregating broadcast/multicast sub-channelization from unicast channels sub-channelization based on fdm(frequency division multiplexing)/tdm (time division multiplexing) sub-channelization.. .
02/28/13
20130051802
Optical network system, optical line terminal, optical network unit and optical distribution network apparatus
The disclosure provides an optical network system, an optical line terminal (olt), an optical network unit (onu) and an optical distribution network (odn) apparatus. The system includes: an olt configured to modulate and encode at least one line of time-division-multiplexed downlink signals, synthesize the downlink signals encoded into one line and then output it, receive uplink signals, and decode the uplink signals received and then output them; an odn configured to separate the downlink signals received into multiple lines and then output them, synthesize the uplink signals received into one line, and then output it to the olt; and onus configured to receive the downlink signals output from the odn, decode the downlink signals received and output them, encode one line of time-division-multiplexed uplink signals, and output the uplink signals encoded to the odn.
02/28/13
20130050450
Temporal cadence perturbation for time-division stereoscopic displays
One or more techniques to reduce or eliminate the false depth of objects that move along the axis of ocular separation when displayed using time division multiplexing. Experiments can be performed to determine a perceived depth of an object moving with known velocity.
02/28/13
20130050182
Temporal cadence perturbation for time-division stereoscopic displays
One or more techniques to reduce or eliminate the false depth of objects that move along the axis of ocular separation when displayed using time division multiplexing. Experiments can be performed to determine a perceived depth of an object moving with known velocity.
02/28/13
20130050181
Temporal cadence perturbation for time-division stereoscopic displays
One or more techniques to reduce or eliminate the false depth of objects that move along the axis of ocular separation when displayed using time division multiplexing. Experiments can be performed to determine a perceived depth of an object moving with known velocity.
01/17/13
20130016576
Time division multiplexing sense amplifier
A circuit comprises a plurality of memory cells, a word line, a plurality of pairs of bit lines, a pre-charge and equalization device, a column select device, and a sense amplifier. The word line is configured to control the plurality of memory cells.
01/10/13
20130010766
Support for multi-radio coexistence during connection setup
In a user equipment (ue) with multiple radio access technologies (rats), communications of one rat engaged in connection setup may be protected from communications of other rats. Techniques for protecting such connection setups include performing power backoff on a potentially interfering rat or implementing a time division multiplexing (tdm) solution alternating when certain rats are active..


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This listing is a sample listing of patent applications related to Time Division Multiplexing for is only meant as a recent sample of applications filed, not a comprehensive history. There may be associated servicemarks and trademarks related to these patents. Please check with patent attorney if you need further assistance or plan to use for business purposes. This patent data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Time Division Multiplexing with additional patents listed. Browse our RSS directory or Search for other possible listings.
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