View source for Category:Qiyong Liu

== Qiyong Liu ==

=== Executive Summary ===
Qiyong Liu is an inventor who has filed 7 patents. Their primary areas of innovation include Arrangements for multi-party communication, e.g. for conferences  (data switching systems for conference (4 patents), {in which the audio signals are in digital form, i.e. employing more than two discrete digital channels  (data reduction aspects thereof based on psychoacoustics (3 patents), Multi-channel, i.e. more than two input channels, sound reproduction with two speakers wherein the multi-channel information is substantially preserved (3 patents), and they have worked with companies such as Zoom Video Communications, Inc. (7 patents). Their most frequent collaborators include [[Category:Zhaofeng Jia of Saratoga CA (US)|Zhaofeng Jia of Saratoga CA (US)]] (6 collaborations), [[Category:Mengfan Zhang of Mountain View CA (US)|Mengfan Zhang of Mountain View CA (US)]] (2 collaborations), [[Category:Xiangming Zhu|Xiangming Zhu]] (1 collaborations).

=== Patent Filing Activity ===
[[File:Qiyong_Liu_Monthly_Patent_Applications.png|border|800px]]

=== Technology Areas ===
[[File:Qiyong_Liu_Top_Technology_Areas.png|border|800px]]

==== List of Technology Areas ====
* [[:Category:CPC_H04L65/403|H04L65/403]] (Arrangements for multi-party communication, e.g. for conferences  (data switching systems for conference): 4 patents
* [[:Category:CPC_H04S3/008|H04S3/008]] ({in which the audio signals are in digital form, i.e. employing more than two discrete digital channels  (data reduction aspects thereof based on psychoacoustics): 3 patents
* [[:Category:CPC_H04S2400/01|H04S2400/01]] (Multi-channel, i.e. more than two input channels, sound reproduction with two speakers wherein the multi-channel information is substantially preserved): 3 patents
* [[:Category:CPC_H04S7/303|H04S7/303]] ({Tracking of listener position or orientation}): 2 patents
* [[:Category:CPC_H04S2400/11|H04S2400/11]] (Positioning of individual sound objects, e.g. moving airplane, within a sound field  (): 2 patents
* [[:Category:CPC_H04S2420/01|H04S2420/01]] (Enhancing the perception of the sound image or of the spatial distribution using head related transfer functions [HRTF's] or equivalents thereof, e.g. interaural time difference [ITD] or interaural level difference [ILD]): 2 patents
* [[:Category:CPC_H04S7/305|H04S7/305]] ({Electronic adaptation of stereophonic audio signals to reverberation of the listening space  (): 1 patents
* [[:Category:CPC_H04S2400/15|H04S2400/15]] (Aspects of sound capture and related signal processing for recording or reproduction): 1 patents
* [[:Category:CPC_G10L21/0232|G10L21/0232]] (SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING): 1 patents
* [[:Category:CPC_G10L17/02|G10L17/02]] (SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING): 1 patents
* [[:Category:CPC_G10L25/18|G10L25/18]] (SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING): 1 patents
* [[:Category:CPC_H04M3/568|H04M3/568]] (Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities  (video conference systems): 1 patents
* [[:Category:CPC_G10K11/17823|G10K11/17823]] (by electro-acoustically regenerating the original acoustic waves in anti-phase): 1 patents
* [[:Category:CPC_G10K11/1752|G10K11/1752]] (SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR): 1 patents
* [[:Category:CPC_G10K11/17854|G10K11/17854]] (by electro-acoustically regenerating the original acoustic waves in anti-phase): 1 patents
* [[:Category:CPC_G10K11/17873|G10K11/17873]] (by electro-acoustically regenerating the original acoustic waves in anti-phase): 1 patents
* [[:Category:CPC_H04R3/005|H04R3/005]] ({for combining the signals of two or more microphones  (specially adapted for hearing aids): 1 patents
* [[:Category:CPC_H04R5/027|H04R5/027]] (Spatial or constructional arrangements of microphones, e.g. in dummy heads): 1 patents
* [[:Category:CPC_G10K2210/108|G10K2210/108]] (SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR): 1 patents
* [[:Category:CPC_G10K2210/3027|G10K2210/3027]] (SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR): 1 patents
* [[:Category:CPC_G10K2210/3028|G10K2210/3028]] (SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR): 1 patents
* [[:Category:CPC_G10K2210/3044|G10K2210/3044]] (SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR): 1 patents
* [[:Category:CPC_H04L1/08|H04L1/08]] (by repeating transmission, e.g. Verdan system {(): 1 patents
* [[:Category:CPC_H04L1/0009|H04L1/0009]] ({by adapting the channel coding  (): 1 patents
* [[:Category:CPC_H04L1/0045|H04L1/0045]] ({Arrangements at the receiver end}): 1 patents
* [[:Category:CPC_H04L1/0076|H04L1/0076]] ({Distributed coding, e.g. network coding, involving channel coding  (coding in both space and time): 1 patents
* [[:Category:CPC_H04L1/1867|H04L1/1867]] (Automatic repetition systems, e.g. Van Duuren systems): 1 patents
* [[:Category:CPC_H04L43/0829|H04L43/0829]] (Packet loss): 1 patents
* [[:Category:CPC_H04L65/70|H04L65/70]] (Media network packetisation): 1 patents
* [[:Category:CPC_H04L65/80|H04L65/80]] (Responding to QoS): 1 patents
* [[:Category:CPC_H04N7/15|H04N7/15]] (Conference systems): 1 patents
* [[:Category:CPC_H04N7/152|H04N7/152]] (Conference systems): 1 patents
* [[:Category:CPC_H04N19/136|H04N19/136]] (Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]): 1 patents
* [[:Category:CPC_H04N19/172|H04N19/172]] (the unit being an image region, e.g. an object): 1 patents
* [[:Category:CPC_H04N19/177|H04N19/177]] (the unit being an image region, e.g. an object): 1 patents
* [[:Category:CPC_H04N19/179|H04N19/179]] (the unit being an image region, e.g. an object): 1 patents
* [[:Category:CPC_H04L1/007|H04L1/007]] ({Unequal error protection  (for format): 1 patents
* [[:Category:CPC_H04L2001/0093|H04L2001/0093]] (TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION  (arrangements common to telegraphic and telephonic communication): 1 patents
* [[:Category:CPC_G10K15/08|G10K15/08]] (SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR): 1 patents

=== Companies ===
[[File:Qiyong_Liu_Top_Companies.png|border|800px]]

==== List of Companies ====
* Zoom Video Communications, Inc.: 7 patents

=== Collaborators ===
* [[:Category:Zhaofeng Jia of Saratoga CA (US)|Zhaofeng Jia of Saratoga CA (US)]][[Category:Zhaofeng Jia of Saratoga CA (US)]] (6 collaborations)
* [[:Category:Mengfan Zhang of Mountain View CA (US)|Mengfan Zhang of Mountain View CA (US)]][[Category:Mengfan Zhang of Mountain View CA (US)]] (2 collaborations)
* [[:Category:Xiangming Zhu|Xiangming Zhu]][[Category:Xiangming Zhu]] (1 collaborations)
* [[:Category:Jiachuan Deng|Jiachuan Deng]][[Category:Jiachuan Deng]] (1 collaborations)
* [[:Category:Cheng Lun Hu|Cheng Lun Hu]][[Category:Cheng Lun Hu]] (1 collaborations)
* [[:Category:Zhengwei Wei|Zhengwei Wei]][[Category:Zhengwei Wei]] (1 collaborations)
* [[:Category:Da-Yi Wu|Da-Yi Wu]][[Category:Da-Yi Wu]] (1 collaborations)
* [[:Category:Oded Gal of Palo Alto CA (US)|Oded Gal of Palo Alto CA (US)]][[Category:Oded Gal of Palo Alto CA (US)]] (1 collaborations)
* [[:Category:Lin Han of Los Altos CA (US)|Lin Han of Los Altos CA (US)]][[Category:Lin Han of Los Altos CA (US)]] (1 collaborations)
* [[:Category:Zhenghang Gu of San Jose CA (US)|Zhenghang Gu of San Jose CA (US)]][[Category:Zhenghang Gu of San Jose CA (US)]] (1 collaborations)
* [[:Category:Ye Wang|Ye Wang]][[Category:Ye Wang]] (1 collaborations)
* [[:Category:Zexian Wu|Zexian Wu]][[Category:Zexian Wu]] (1 collaborations)
* [[:Category:Chunyu Zhang|Chunyu Zhang]][[Category:Chunyu Zhang]] (1 collaborations)
* [[:Category:Jing Wu|Jing Wu]][[Category:Jing Wu]] (1 collaborations)
* [[:Category:Bo Ling of Saratoga CA (US)|Bo Ling of Saratoga CA (US)]][[Category:Bo Ling of Saratoga CA (US)]] (1 collaborations)
* [[:Category:Yang Liu|Yang Liu]][[Category:Yang Liu]] (1 collaborations)

[[Category:Qiyong Liu]]
[[Category:Inventors]]
[[Category:Inventors filing patents with Zoom Video Communications, Inc.]]