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MIMO-WLAN: IEEE 802.11n IP cores for licensing for SoC and Semiconductor Companies
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Wireless Technologies of Esqube Communication Solutions Pvt Ltd.
MIMO-WLAN: IEEE 802.11n PHY
MIMO-WLAN: IEEE 802.11n MAC
Design Services: MIMO-WLAN, WiMax, WUSB and Proprietary Solutions
Network Planning Tool: WiFi and WiMAX
Wireless Modem: 2Mbps OFDM Transceiver
Patents and Publications
MIMO-WLAN: IEEE 802.11n PHY
Up to date implementation of 802.11n PHY & MAC as per Draft P802.11n D1.07 December 2006, and 2007 Draft 2.0 version.
Access Point: Full Specification implementation with coverage of all MCS: 0-76 and all operating modes as illustrated below.
Customizable implementation with selective features of MIMO 2x3, 2x2 etc. and selective MCS
Minimum and mandatory specifications implementation for client-STA devices
Legacy fall backs: 802.11a,g,b
IP Deliverables
Fixed PointFlat-MATLAB code: All functions are handwritten and no inbuilt functions. Example: Viterbi, Convolutional Coding, reshape, nnz, Matrix-inverse, SVD ….
Fixed point C/C++ as per customer requirements
RTL Deliverables as per customer requirements.
Operating Modes verified for all MCS:0-76. Extensive simulations to validate results through PER results.
Mixed Mode
Green Field Mode
Upper and Lower
Non-HT Mode
HT Duplication Mode
Non-HT Duplication mode
40 MHz Upper Mode
40 MHz Lower Mode
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MIMO-WLAN: IEEE 802.11n MAC
Functional Models implementation as per Draft P802.11n D1.07 Dec'2006.
HT Capability signaling
MPDU aggregation – Transmission and reception
MSDU aggregation – Transmission and Reception.
Block Acknowledgement
Protection mechanisms for different HT PHY options
Co-existence of 20 MHz and 40 MHz channels.
Functional fall backs: Legacy 802.11a,g and 802.11e MAC functionalities.
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Design Services: MIMO-WLAN, WiMax, WUSB and Proprietary Solutions
Esqube provides world class expertise, consultancy and design services for the companies involved in the WLAN, WiMax, WUSB and proprietary wireless communication systems. Our client base for the consultancy and design services for wireless communications is constantly increasing.
Network Planning Tool: WiFi and WiMAX
A planning tool to determine the optimal locations of multiple access points and WiMAX base stations for effective coverage. WLAN Access Points deployment in hotspots and enterprise locations: The tool utilizes the building and floor plans including the information of the walls and partitions for generating the optimal position for deployment of APs. WiMAX Base Stations deployment in a metropolitan area: The tool generates the optimal position for WiMAX base stations and nodes for effective coverage based on the terrain and building locations. The tool provides the optimum number of access points needed for a good coverage for a given area. Given an existing deployment plan the tool generates the effective map of the coverage area.
Wireless Modem: 2Mbps OFDM Transceiver
A proprietary solution designed, developed and delivered for a specific application of our clients.
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Patents and Publications
"Interleaved OFDM (IOFDM)" (patent filed). IOFDM uses less number of guard symbols which effectively increases the payload data rate.
"A fast receiver algorithm for zero-padded OFDM systems" (patent filed)
"A method and device for wireless internet" (patent filed)
"A novel method for a device, system and apparatus for IP based voice and video communications for wireless and wireline networks" (patent filed).
For more information, please contact hari@esqube and raj@esqube.com.
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 Download brochure for detailed information
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