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Asaf Ashkenazi

Asaf Ashkenazi, Haifa IL

Patent application numberDescriptionPublished
20100231705AIRCRAFT LANDING ASSISTANCE - Enhanced vision system for assisting aircraft piloting, the system including a line-of-sight detector for determining the line-of-sight of the pilot of the aircraft, a head mounted display (HMD) worn by the pilot, and a processor which receives the determined line-of-sight from the line-of-sight detector, receives a spatial image of the external scene to the aircraft, generates symbolic information respective of the aircraft piloting, and superimposes the symbolic information onto the spatial image to produce a combined spatial and symbolic image, the HMD displaying the combined spatial and symbolic image to the pilot in real-time, in alignment with the determined line-of-sight. The spatial image may be an image combined from a sensor image and a synthetic image. A communication interface may be coupled to the HMD allowing the pilot to receive and confirm flight instructions.09-16-2010
20110066609Crawling Browser-Accessible Applications - Crawling a browser-accessible application by causing a target application and a bridge application to run concurrently in a browser-controllable player, and iteratively receiving from the bridge application current state information of the target application, storing the state information on a data storage device if the state information is not found on the data storage device, where the state information is stored as a descendant state of an initial state of the target application, and interacting with the target application in accordance with a predefined simulation algorithm, thereby effecting a new state of the target application, until a predefined termination condition is reached.03-17-2011

Asaf Ashkenazi, Austin, TX US

Patent application numberDescriptionPublished
20090193527METHOD FOR MONOTONICALLY COUNTING AND A DEVICE HAVING MONOTONIC COUNTING CAPABILITIES - A method for monotonically counting and a device having monotonically counting capabilities. The device includes: a monotonic counter, an input interface adapted to receive requests to update a value of the monotonic counter and an average request rate limiter circuit adapted to selectively reject a request if an amount of monotonic counter value updates within a predefined time window exceeded a threshold; wherein the threshold and the predefined time window are defined in response to at least one legitimate request pattern.07-30-2009
20090196418Encryption Apparatus with Diverse Key Retention Schemes - An encryption apparatus (08-06-2009
20090296933INTEGRATED CIRCUIT AND A METHOD FOR SECURE TESTING - An integrated circuit that includes a controller and multiple internal circuitries, whereas the integrated circuit is characterized by further including a security mode determination unit that includes multiple one time programmable components for defining a security mode out of multiple possible security modes, whereas a selected circuitry mode affects access to an internal circuitry.12-03-2009
20100070791POWER SUPPLY MONITORING METHOD AND SYSTEM - A device having a power supply monitoring capabilities, the device includes: a power supply unit; at least one real time clock generator counter adapted to receive a supply voltage from the power supply unit; a fixed value storage circuit that is un-accessible to software executed by a processor; wherein the fixed value storage circuit stores a fixed value; wherein the fixed value includes multiple bits; a volatile storage unit, being accessible to the processor; wherein the volatile storage unit is adapted to: (i) store a reset value after being reset; (ii) receive the fixed value during an initialization state; and (iii) store the fixed value until being reset; wherein the volatile storage unit is designed such that there is a low probability that the reset value equals the fixed value; and a comparator adapted to provide a tamper indication if the fixed value stored at the fixed value storage circuit differs from a value stored at the volatile storage unit.03-18-2010
20100199077AUTHENTICATED DEBUG ACCESS FOR FIELD RETURNS - Under the direction of a first party, an integrated circuit (IC) device is configured to temporarily enable access to a debug interface of the IC device via authentication of the first party by a challenge/response process using a key of the IC device and a challenge value generated at the IC device. The first party then may conduct a software evaluation of the IC device via the debug interface. In response to failing to identify an issue with the IC device from the software evaluation, the first party can permanently enable open access to the debug interface while authenticated and provide the IC device to a second party. Under the direction of the second party, a hardware evaluation of the IC device is conducted via the debug interface that was permanently opened by the first party.08-05-2010
20100225357REAL TIME CLOCK MONITORING METHOD AND SYSTEM - Method for monitoring a real time clock and a device having real time clock monitoring capabilities, the device includes: (i) a real time clock tree, (ii) a clock frequency monitor that is adapted to determine a frequency of a real time clock signal, during a short monitoring period; (iii) a monitoring enable module, adapted to activate the clock frequency monitor during short motoring periods and to deactivate the clock frequency monitor during other periods, wherein the monitoring enable module is adapted to determine a timing of the short monitoring periods in a non-deterministic manner; and (iv) a real time clock violation indication generator adapted to indicate that a real time clock violation occurred, in response to an error signal provided from the clock frequency monitor.09-09-2010
20100332851METHOD FOR PROTECTING A CRYPTOGRAPHIC MODULE AND A DEVICE HAVING CRYPTOGRAPHIC MODULE PROTECTION CAPABILITIES - A device and a method for protecting a cryptographic module of which the method includes: estimating a functionality of a circuit that is adapted to malfunction when a physical parameter has a first value different from a nominal parameter value at which the cryptographic module functions correctly. The cryptographic module malfunctions when the physical parameter has a second value different from the nominal parameter value and a difference between the first value and the nominal parameter value being smaller than a difference between the second value and the nominal parameter value. A cryptographic module protective measure is applied if estimating that the circuit malfunctions.12-30-2010

Asaf Ashkenazi, San Diego, CA US

Patent application numberDescriptionPublished
20100244888METHOD AND APPARATUS FOR INCREASING SECURITY IN A SYSTEM USING AN INTEGRATED CIRCUIT - An integrated circuit can be made more secure by programming a one time programmable circuit so that different signals are provided on terminals as compared to when the integrated circuit was not secure. Instead, or in addition, the integrated circuit can be made more secure by providing decode circuitry that can be used with the one time programmable circuit to select different internal address maps in response to an address value. The decode circuitry can use a first address map when the integrated circuit is secure, and a different address map when the integrated circuit is non-secure.09-30-2010

Asaf Ashkenazi, Zichron Yaakov IL

Patent application numberDescriptionPublished
20090147331NEAR EYE DISPLAY SYSTEM - A near eye image display system includes an image projector, a beam combiner assembly, and an optical assembly, optically coupled between the image projector and the beam combiner assembly The image projector projects a display image toward an optical pathway, the optical pathway intersecting a viewing axis, the viewing axis extending from the eye of a user to an ambient scene The beam combiner assembly includes a plurality of beam combiners optically cascaded along the optical pathway, each of the beam combiners being disposed diagonally to the optical pathway and diagonally to the viewing axis Each of the beam combiners is arranged such that for each two adjacent beam combiners, the first of the adjacent beam combiners is optically located between the second of the adjacent beam combiners and the image projector The geometrical projection of the second beam combiner onto a first plane perpendicular to the optical pathway, is subsumed within the geometrical projection of the first beam combiner onto the first plane Each of the beam combiners is further arranged such that the partial geometric projection of each of the beam combiners onto a second plane perpendicular to the viewing axis forms a continuous geometric projection, the optical assembly directing display light of the display image from the image projector toward the beam combiner assembly along the optical pathway Each of the beam combiners reflects the display light toward the eye, and further directs ambient light emerging from the ambient scene toward the eye, thereby superimposing the display image onto the ambient scene.06-11-2009

Asaf Ashkenazi, Tel-Aviv IL

Patent application numberDescriptionPublished
20110154509METHOD AND DEVICE FOR PROVIDING A SECURITY BREACH INDICATIVE AUDIO ALERT - A device for providing a security breach indicative audio alert. The device includes: a security monitor adapted to detect a security breach in device and a loudspeaker, the device wherein including a secure audio alert generating hardware, adapted to participate, in response to the detection of the security breach, in a generation of a security breach indicative audio alert. The secure audio alert generating hardware is connected to an audio mixer that is adapted to mix the security breach indicative audio alert signal with audio signals generated by a software controlled audio source to provide a mixed signal. The audio mixer is further adapted to provide the mixed signal to the loudspeaker that reproduces the mixed signal as sound.06-23-2011