1
Richard E Gaynor: Beam convergence module. Wadi, Macdonald J Wiggins, April 2, 1996: US05504718 (1 worldwide citation)

A module formed by an array of pipes is provided for installation in front of existing radar and sonar transducers. A preferred array is formed by a section of honeycomb material in which each pipe has a hexagonal cross section and is mounted in an insulating sheath. Each pipe acts as a radiator of ...


2
Wadi Issam Moh D Ahmed, Wadi Nasser M Ahmed: Electronic liquid level sensing device. Wadi Issam Moh D Ahmed, Wadi Nasser M Ahmed, September 16, 1992: GB2253703-A

An electronic device for detecting the level of water or other conductive liquids in tanks comprises a probe having ordinary wires or rods (eg of copper). When the rods or wires are touched by the liquid, a circuit is completed and a buzzer operated. The circuit components other than the probe may b ...


3
Wadi Issam Moh D Ahmed: Electronic volume control system. Wadi Issam Moh D Ahmed, March 30, 1994: GB2271030-A

An electronic automatic volume control system for a radio or TV receiver wherein the volume level is controlled to a selected level in spite of variations in signal level introduced by external sources such as channel/station changes or interference. The time constant of response of the volume contr ...


4
Liu Ce: Method for domestically culturing salt-water Spirulina. Beihai Wadi Spirulina Industrial Base, May 12, 2010: CN200910114593

The invention discloses a method for domestically culturing salt-water Spirulina. The traditional Spirulina culture needs a culture pond suitable for Spirulina growth, while the domestic culture of the Spirulina still belongs to the field of unnoticeable technical progress at present. The domestic c ...


5
Wang Jianguo, Xu Changzheng: LED (light-emitting diode) lamp. Ningbo Yinzhou Wadi Electronics, dai zhongjiong, May 9, 2012: CN201110420344

The invention relates to an LED (light-emitting diode) lamp, which comprises an LED lamp body (2), a driving power supply (8), a shell (4) and a base (6), wherein the driving power supply (8) and the LED lamp body (2) are electrically connected, the driving power supply (8) is electrically connected ...


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DING SANCHUAN, LI XIAOQIANG, LIU YAOCHENG: [ZH] 一种双操作模式的光学式触控装置及操作模式切换方法, [EN] Dual-operation-mode optical touch device and operation mode switching method. NANJING WADI ELECTRONIC TECHNOLOGY, xiang jing liu jifu, August 6, 2014: CN107108933

[EN] The invention discloses a dual-operation-mode optical touch device and an operation mode switching method. The dual-operation-mode optical touch device is used for implementing screen touch control and comprises a master control unit, two or more infrared image sensors and a background light so ...


8
LI XIAOQIANG, LIU YAOCHENG: [ZH] 一种光学多点触控装置、触控框及实现触控的方法, [EN] Optical multi-touch device, touch frame and touch implementation method. NANJING WADI ELECTRONIC TECHNOLOGY, xiang jing ma jing, October 1, 2014: CN123498405

[EN] The invention discloses an optical multi-touch device, a touch frame and a touch implementation method. The optical multi-touch device comprises four camera modules, a background light source light-emitting assembly, a mainboard and three slave boards; the background light source light-emitting ...